Merge "Add Tv Pip rounded corners tray" into tm-dev am: b26603d0 am: 911b59f8 am: 36275ad0

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17378166



Change-Id: If88df7c9dd3b76c73dbb149166699741b843f18c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>